and back and his breasts heaved from air which during the growling he inhaled into his lungs.
The young slave flung dry twigs into the fire as speedily as possible.
"Master," he whispered. "Take the rifle! Take the rifle!"
Stas took the rifle and moved before the fire to see better in the dusky depth of the ravine. Saba's growls changed into barks. For a long time nothing could be heard, after which, however, from the distance there reached the ears of Kali and Stas a hollow, clattering sound as if some great animals were rushing in the direction of the fire. This sound reverberated in the stillness with an echo against the stony walls, and became louder and louder.
Stas realized that a dire danger was drawing near. But what could it be? Buffaloes, perhaps? Perhaps a pair of rhinoceroses seeking an exit from the ravine? In such case if the report of the shot did not scare them and turn them back, nothing could save the caravan, for those animals, not less ferocious and aggressive than rapacious beasts, do not fear fire and tread under foot everything in their way.
If, however, it should be a division of Smain's forces who, having encountered the corpses in the ravine, are pursuing the murderers? Stas did not know which would be better—a sudden death or new captivity? In addition it flitted through his mind that if Smain himself was in the division, he might spare them, but if he was not, then the dervishes would at once kill them or, what is worse, torture them in a horrible manner before their death. "Ah," he thought, "God grant that these are animals, not men!"
In the meantime the clatter increased and changed
